Prototype Portal + Dross Scorpion + Phyrexian Altar + Cathodion
Prototype Portal
Dross Scorpion
Phyrexian Altar
Cathodion
Requires
Prototype Portal must be on the battlefield.
Dross Scorpion must be on the battlefield.
Phyrexian Altar must be on the battlefield.
Cathodion must be on the battlefield.
Mana needed: 
Steps
- Activate Prototype Portal by paying and tapping it, creating a token copy of Cathodion.
- Activate Phyrexian Altar by sacrificing Cathodion, adding one mana of any color.
- When Cathodion dies, it and Dross Scorpion trigger.
- Resolve the Cathodion trigger, adding .
- Resolve the Dross Scorpion trigger, untapping Prototype Portal.
- Repeat.
Results
Infinite colored mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.
Dargo, the Shipwrecker // Jeska, Thrice Reborn
0.12% of 811 decks
1 decks
Barrin, Master Wizard
0.64% of 156 decks
1 decks
Renari, Merchant of Marvels // Tavern Brawler
12.50% of 8 decks
1 decks
Krenko, Mob Boss
0.00% of 26930 decks
1 decks
Gandalf the White
0.03% of 3000 decks
1 decks
Karn, Silver Golem
0.10% of 1031 decks
1 decks
Tameshi, Reality Architect
0.04% of 2638 decks
1 decks
New Cards
Hulldrifter
100% of 1 decks
+100% synergy
Possession Engine
100% of 1 decks
+100% synergy
Boommobile
33% of 3 decks
+33% synergy
High Synergy Cards
Ashnod's Altar
86% of 7 decks
+79% synergy
Scrap Trawler
71% of 7 decks
+70% synergy
Foundry Inspector
71% of 7 decks
+67% synergy
Krark-Clan Ironworks
57% of 7 decks
+56% synergy
Myr Retriever
57% of 7 decks
+55% synergy
Mystic Forge
57% of 7 decks
+54% synergy
Solemn Simulacrum
57% of 7 decks
+43% synergy
Game Changers
Cyclonic Rift
67% of 3 decks
+40% synergy
Enlightened Tutor
50% of 2 decks
+33% synergy
Urza, Lord High Artificer
33% of 3 decks
+30% synergy
Underworld Breach
33% of 3 decks
+27% synergy
Force of Will
33% of 3 decks
+22% synergy
Glacial Chasm
14% of 7 decks
+14% synergy
Grim Monolith
14% of 7 decks
+12% synergy
Chrome Mox
14% of 7 decks
+8% synergy
Mana Vault
14% of 7 decks
+8% synergy
The One Ring
14% of 7 decks
+6% synergy
Creatures
Oswald Fiddlebender
100% of 2 decks
+99% synergy
Emry, Lurker of the Loch
100% of 3 decks
+96% synergy
Enthusiastic Mechanaut
100% of 1 decks
+96% synergy
Jhoira, Weatherlight Captain
100% of 1 decks
+94% synergy
Thermopod
67% of 3 decks
+66% synergy
Thought Monitor
67% of 3 decks
+64% synergy
Loran, Disciple of History
50% of 2 decks
+50% synergy
Ethersworn Canonist
50% of 2 decks
+48% synergy
Teshar, Ancestor's Apostle
50% of 2 decks
+48% synergy
Daxos, Blessed by the Sun
50% of 2 decks
+48% synergy
Angel of the Ruins
50% of 2 decks
+47% synergy
Skrelv, Defector Mite
50% of 2 decks
+47% synergy
Keeper of the Accord
50% of 2 decks
+47% synergy
Elesh Norn, Mother of Machines
50% of 2 decks
+46% synergy
Spirited Companion
50% of 2 decks
+46% synergy
Knight of the White Orchid
50% of 2 decks
+44% synergy
Loran of the Third Path
50% of 2 decks
+44% synergy
Mondrak, Glory Dominus
50% of 2 decks
+42% synergy
Sun Titan
50% of 2 decks
+41% synergy
Esper Sentinel
50% of 2 decks
+30% synergy
Workshop Assistant
43% of 7 decks
+42% synergy
Junk Diver
43% of 7 decks
+42% synergy
Jhoira's Familiar
43% of 7 decks
+41% synergy
Glint-Nest Crane
33% of 3 decks
+33% synergy
Faerie Mechanist
33% of 3 decks
+33% synergy
Hellraiser Goblin
33% of 3 decks
+33% synergy
Rakka Mar
33% of 3 decks
+33% synergy
Muzzio, Visionary Architect
33% of 3 decks
+33% synergy
Kobolds of Kher Keep
33% of 3 decks
+33% synergy
Crookshank Kobolds
33% of 3 decks
+33% synergy
Foundry Street Denizen
33% of 3 decks
+33% synergy
Goblin Bushwhacker
33% of 3 decks
+33% synergy
Moggcatcher
33% of 3 decks
+33% synergy
Transplant Theorist
33% of 3 decks
+33% synergy
Master of Waves
33% of 3 decks
+33% synergy
Grinning Ignus
33% of 3 decks
+33% synergy
Vedalken Aethermage
33% of 3 decks
+33% synergy
Drafna, Founder of Lat-Nam
33% of 3 decks
+33% synergy
Riddlesmith
33% of 3 decks
+33% synergy
Broadside Bombardiers
33% of 3 decks
+33% synergy
Warren Instigator
33% of 3 decks
+33% synergy
Goldhound
33% of 3 decks
+33% synergy
Battle Cry Goblin
33% of 3 decks
+33% synergy
Torrential Gearhulk
33% of 3 decks
+33% synergy
Moria Marauder
33% of 3 decks
+33% synergy
Muxus, Goblin Grandee
33% of 3 decks
+33% synergy
Goblin Ringleader
33% of 3 decks
+32% synergy
Conspicuous Snoop
33% of 3 decks
+32% synergy
Searslicer Goblin
33% of 3 decks
+32% synergy
Goblin Chirurgeon
33% of 3 decks
+32% synergy
Instants
Izzet Charm
100% of 1 decks
+95% synergy
Path to Exile
100% of 2 decks
+53% synergy
Swords to Plowshares
100% of 2 decks
+37% synergy
Whir of Invention
67% of 3 decks
+64% synergy
Abrade
67% of 3 decks
+55% synergy
Brainstorm
67% of 3 decks
+47% synergy
An Offer You Can't Refuse
67% of 3 decks
+45% synergy
Negate
67% of 3 decks
+44% synergy
Eerie Interlude
50% of 2 decks
+46% synergy
Reprieve
50% of 2 decks
+46% synergy
Dispatch
50% of 2 decks
+45% synergy
Ephemerate
50% of 2 decks
+44% synergy
Teferi's Protection
50% of 2 decks
+31% synergy
Generous Gift
50% of 2 decks
+25% synergy
Dead // Gone
33% of 3 decks
+33% synergy
Last-Ditch Effort
33% of 3 decks
+33% synergy
Reality Heist
33% of 3 decks
+33% synergy
Annul
33% of 3 decks
+33% synergy
March of Reckless Joy
33% of 3 decks
+33% synergy
Defabricate
33% of 3 decks
+33% synergy
Tale's End
33% of 3 decks
+32% synergy
Brightstone Ritual
33% of 3 decks
+32% synergy
Wash Away
33% of 3 decks
+32% synergy
Thirst for Knowledge
33% of 3 decks
+32% synergy
Battle Hymn
33% of 3 decks
+31% synergy
Blue Sun's Zenith
33% of 3 decks
+31% synergy
Wild Magic Surge
33% of 3 decks
+31% synergy
Resculpt
33% of 3 decks
+29% synergy
Demand Answers
33% of 3 decks
+28% synergy
Untimely Malfunction
33% of 3 decks
+26% synergy
Thrill of Possibility
33% of 3 decks
+23% synergy
Frantic Search
33% of 3 decks
+21% synergy
Swan Song
33% of 3 decks
+17% synergy
Arcane Denial
33% of 3 decks
+13% synergy
Chaos Warp
33% of 3 decks
+2% synergy
Counterspell
33% of 3 decks
-9% synergy
Sorceries
Dance of the Manse
100% of 1 decks
+96% synergy
Time Wipe
100% of 1 decks
+94% synergy
Supreme Verdict
100% of 1 decks
+86% synergy
Fade Away
33% of 3 decks
+33% synergy
Glimpse of Tomorrow
33% of 3 decks
+33% synergy
Ignite Memories
33% of 3 decks
+33% synergy
Path of the Pyromancer
33% of 3 decks
+33% synergy
Gleeful Demolition
33% of 3 decks
+33% synergy
Into the Fire
33% of 3 decks
+33% synergy
Mind Spring
33% of 3 decks
+33% synergy
Goblin War Strike
33% of 3 decks
+33% synergy
Reshape
33% of 3 decks
+32% synergy
Krenko's Command
33% of 3 decks
+32% synergy
Ravenform
33% of 3 decks
+31% synergy
Tormenting Voice
33% of 3 decks
+31% synergy
Grab the Prize
33% of 3 decks
+31% synergy
Twinflame
33% of 3 decks
+30% synergy
Thoughtcast
33% of 3 decks
+30% synergy
Grapeshot
33% of 3 decks
+29% synergy
Fabricate
33% of 3 decks
+28% synergy
Mana Geyser
33% of 3 decks
+27% synergy
Gamble
33% of 3 decks
+24% synergy
Ponder
33% of 3 decks
+21% synergy
Windfall
33% of 3 decks
+21% synergy
Blasphemous Act
33% of 3 decks
+0% synergy
Utility Artifacts
Portable Hole
50% of 2 decks
+50% synergy
Archaeomancer's Map
50% of 2 decks
+47% synergy
Tormod's Crypt
43% of 7 decks
+42% synergy
Ichor Wellspring
43% of 7 decks
+41% synergy
Sensei's Divining Top
43% of 7 decks
+38% synergy
Mind Stone
43% of 7 decks
+26% synergy
Mnemonic Sphere
33% of 3 decks
+33% synergy
Dragonspark Reactor
33% of 3 decks
+33% synergy
Magmatic Galleon
33% of 3 decks
+33% synergy
Battlemage's Bracers
33% of 3 decks
+32% synergy
Encroaching Mycosynth
33% of 3 decks
+32% synergy
Aether Spellbomb
33% of 3 decks
+32% synergy
Summoning Station
29% of 7 decks
+28% synergy
Magistrate's Scepter
29% of 7 decks
+28% synergy
Ugin's Nexus
29% of 7 decks
+28% synergy
Myr Turbine
29% of 7 decks
+28% synergy
Sword of the Paruns
29% of 7 decks
+28% synergy
Brainstone
29% of 7 decks
+28% synergy
Blasting Station
29% of 7 decks
+28% synergy
Prized Statue
29% of 7 decks
+28% synergy
Nim Deathmantle
29% of 7 decks
+28% synergy
Mycosynth Wellspring
29% of 7 decks
+28% synergy
Umbral Mantle
29% of 7 decks
+28% synergy
Helm of Awakening
29% of 7 decks
+28% synergy
Clock of Omens
29% of 7 decks
+28% synergy
Nevinyrral's Disk
29% of 7 decks
+27% synergy
Mishra's Bauble
29% of 7 decks
+27% synergy
Moonsilver Key
29% of 7 decks
+27% synergy
Staff of Domination
29% of 7 decks
+27% synergy
Sculpting Steel
29% of 7 decks
+26% synergy
Unwinding Clock
29% of 7 decks
+26% synergy
Skullclamp
29% of 7 decks
+17% synergy
Swiftfoot Boots
29% of 7 decks
+1% synergy
Lembas
17% of 6 decks
+16% synergy
Sands of Time
14% of 7 decks
+14% synergy
Delif's Cone
14% of 7 decks
+14% synergy
Chimeric Mass
14% of 7 decks
+14% synergy
Carnage Altar
14% of 7 decks
+14% synergy
Briber's Purse
14% of 7 decks
+14% synergy
Salvaging Station
14% of 7 decks
+14% synergy
Soul Foundry
14% of 7 decks
+14% synergy
Worldslayer
14% of 7 decks
+14% synergy
Grindstone
14% of 7 decks
+14% synergy
Claws of Gix
14% of 7 decks
+14% synergy
Nimblewright Schematic
14% of 7 decks
+14% synergy
Pariah's Shield
14% of 7 decks
+14% synergy
Null Rod
14% of 7 decks
+14% synergy
Mindslaver
14% of 7 decks
+14% synergy
The Underworld Cookbook
14% of 7 decks
+14% synergy
Animation Module
14% of 7 decks
+14% synergy
Enchantments
Training Grounds
67% of 3 decks
+64% synergy
Runed Halo
50% of 2 decks
+50% synergy
Temporary Lockdown
50% of 2 decks
+50% synergy
Curse of Silence
50% of 2 decks
+50% synergy
The Fall of Lord Konda
50% of 2 decks
+50% synergy
Soul Snare
50% of 2 decks
+49% synergy
Pariah
50% of 2 decks
+49% synergy
Solitary Confinement
50% of 2 decks
+49% synergy
Seal of Cleansing
50% of 2 decks
+49% synergy
Elspeth Conquers Death
50% of 2 decks
+49% synergy
Aura of Silence
50% of 2 decks
+48% synergy
Teleportation Circle
50% of 2 decks
+46% synergy
Anointed Procession
50% of 2 decks
+42% synergy
Goblin Caves
33% of 3 decks
+33% synergy
March of the Machines
33% of 3 decks
+33% synergy
Experimental Frenzy
33% of 3 decks
+33% synergy
Goblin Assault
33% of 3 decks
+33% synergy
Cavalcade of Calamity
33% of 3 decks
+33% synergy
Seal of Removal
33% of 3 decks
+33% synergy
Breath of Fury
33% of 3 decks
+33% synergy
Mana Echoes
33% of 3 decks
+32% synergy
Efficient Construction
33% of 3 decks
+32% synergy
Dress Down
33% of 3 decks
+32% synergy
Thopter Spy Network
33% of 3 decks
+30% synergy
Imprisoned in the Moon
33% of 3 decks
+30% synergy
Goblin Bombardment
33% of 3 decks
+27% synergy
Impact Tremors
33% of 3 decks
+23% synergy
Planeswalkers
Tezzeret, Artifice Master
33% of 3 decks
+32% synergy
Tezzeret the Seeker
33% of 3 decks
+31% synergy
Karn Liberated
14% of 7 decks
+14% synergy
Karn, the Great Creator
14% of 7 decks
+13% synergy
Utility Lands
Desolate Lighthouse
100% of 1 decks
+96% synergy
Ancient Den
50% of 2 decks
+45% synergy
Hall of Heliod's Generosity
50% of 2 decks
+43% synergy
Minas Tirith
50% of 2 decks
+43% synergy
Darksteel Citadel
43% of 7 decks
+39% synergy
Buried Ruin
43% of 7 decks
+38% synergy
War Room
43% of 7 decks
+37% synergy
Goblin Burrows
33% of 3 decks
+33% synergy
Diamond City
33% of 3 decks
+33% synergy
Barbarian Ring
33% of 3 decks
+33% synergy
Smoldering Crater
33% of 3 decks
+32% synergy
Den of the Bugbear
33% of 3 decks
+32% synergy
Hidden Volcano
33% of 3 decks
+32% synergy
Desert of the Fervent
33% of 3 decks
+32% synergy
Valakut, the Molten Pinnacle
33% of 3 decks
+31% synergy
Halimar Depths
33% of 3 decks
+30% synergy
Lonely Sandbar
33% of 3 decks
+30% synergy
Mines of Moria
33% of 3 decks
+30% synergy
Forgotten Cave
33% of 3 decks
+29% synergy
Academy Ruins
33% of 3 decks
+28% synergy
Great Furnace
33% of 3 decks
+28% synergy
Three Tree City
33% of 3 decks
+28% synergy
Arena of Glory
33% of 3 decks
+27% synergy
Mystic Sanctuary
33% of 3 decks
+22% synergy
Rogue's Passage
29% of 7 decks
+9% synergy
Reliquary Tower
29% of 7 decks
-1% synergy
Volatile Fault
25% of 4 decks
+24% synergy
Sequestered Stash
14% of 7 decks
+14% synergy
Scorched Ruins
14% of 7 decks
+14% synergy
Phyrexia's Core
14% of 7 decks
+14% synergy
Sea Gate Wreckage
14% of 7 decks
+14% synergy
Sunscorched Desert
14% of 7 decks
+14% synergy
Hall of the Bandit Lord
14% of 7 decks
+14% synergy
Bonders' Enclave
14% of 7 decks
+12% synergy
Treasure Vault
14% of 7 decks
+12% synergy
High Market
14% of 7 decks
+12% synergy
Inventors' Fair
14% of 7 decks
+11% synergy
Command Beacon
14% of 7 decks
+10% synergy
Karn's Bastion
14% of 7 decks
+9% synergy
Nykthos, Shrine to Nyx
14% of 7 decks
+9% synergy
Urza's Saga
14% of 7 decks
+7% synergy
Temple of the False God
14% of 7 decks
+5% synergy
Ancient Tomb
14% of 7 decks
+4% synergy
Mana Artifacts
Azorius Signet
100% of 1 decks
+75% synergy
Izzet Signet
100% of 1 decks
+73% synergy
Sol Ring
71% of 7 decks
-13% synergy
Fractured Powerstone
43% of 7 decks
+42% synergy
Worn Powerstone
43% of 7 decks
+40% synergy
Everflowing Chalice
43% of 7 decks
+38% synergy
Sky Diamond
33% of 3 decks
+29% synergy
Fire Diamond
33% of 3 decks
+28% synergy
Slagstone Refinery
29% of 7 decks
+28% synergy
Coveted Jewel
29% of 7 decks
+28% synergy
Thran Dynamo
29% of 7 decks
+24% synergy
Arcane Signet
29% of 7 decks
-44% synergy
Powerstone Shard
14% of 7 decks
+14% synergy
Pyramid of the Pantheon
14% of 7 decks
+14% synergy
Bonder's Ornament
14% of 7 decks
+14% synergy
Astral Cornucopia
14% of 7 decks
+13% synergy
Prismatic Lens
14% of 7 decks
+13% synergy
Basalt Monolith
14% of 7 decks
+12% synergy
Liquimetal Torque
14% of 7 decks
+11% synergy
Gilded Lotus
14% of 7 decks
+11% synergy
Thought Vessel
14% of 7 decks
-3% synergy
Fellwar Stone
14% of 7 decks
-7% synergy
Lands
Silverbluff Bridge
100% of 1 decks
+94% synergy
Razortide Bridge
100% of 1 decks
+93% synergy
Irrigated Farmland
100% of 1 decks
+92% synergy
Cascade Bluffs
100% of 1 decks
+88% synergy
Port Town
100% of 1 decks
+84% synergy
Izzet Boilerworks
100% of 1 decks
+84% synergy
Temple of Enlightenment
100% of 1 decks
+83% synergy
Sea of Clouds
100% of 1 decks
+74% synergy
Glacial Fortress
100% of 1 decks
+72% synergy
Prairie Stream
100% of 1 decks
+66% synergy
Abstergo Entertainment
33% of 3 decks
+33% synergy
Myriad Landscape
29% of 7 decks
+10% synergy
Command Tower
29% of 7 decks
-46% synergy
Study Hall
14% of 7 decks
+14% synergy
Power Depot
14% of 7 decks
+14% synergy
Ash Barrens
14% of 7 decks
+9% synergy
Cavern of Souls
14% of 7 decks
+7% synergy
Terramorphic Expanse
14% of 7 decks
-1% synergy
Path of Ancestry
14% of 7 decks
-7% synergy